Function virtual_ethdev_create

dpdk/app/test/virtual_pmd.c:502–608

int
virtual_ethdev_create(const char *name, struct rte_ether_addr *mac_addr,
		uint8_t socket_id, uint8_t isr_support)
{
	struct rte_pci_device *pci_dev = NULL;
	struct rte_eth_dev *eth_dev = NULL;
	struct rte_pci_driver *pci_drv = NULL;
	struct rte_pci_id *id_table = NULL;
	struct virtual_ethdev_private *dev_private = NULL;
	char name_buf[RTE_RING_NAMESIZE];


	/* now do all data allocation - for eth_dev structure, dummy pci driver
	 * and internal (dev_private) data
	 */

	pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id);
	if (pci_dev == NULL)
		goto err;

	pci_drv = rte_zmalloc_socket(name, sizeof(*pci_drv), 0, socket_id);
	if (pci_drv == NULL)
		goto err;

	id_table = rte_zmalloc_socket(name, sizeof(*id_table), 0, socket_id);
	if (id_table == NULL)
		goto err;
	id_table->device_id = 0xBEEF;

	dev_private = rte_zmalloc_socket(name, sizeof(*dev_private), 0, socket_id);
	if (dev_private == NULL)
		goto err;

	snprintf(name_buf, sizeof(name_buf), "%s_rxQ", name);
	dev_private->rx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id,
			0);
	if (dev_private->rx_queue == NULL)
		goto err;

	snprintf(name_buf, sizeof(name_buf), "%s_txQ", name);
	dev_private->tx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id,
			0);
	if (dev_private->tx_queue == NULL)
		goto err;

	/* reserve an ethdev entry */
	eth_dev = rte_eth_dev_allocate(name);
	if (eth_dev == NULL)
		goto err;

	pci_dev->device.numa_node = socket_id;
	pci_dev->device.name = eth_dev->data->name;
	pci_drv->driver.name = virtual_ethdev_driver_name;
	pci_drv->id_table = id_table;

	if (isr_support)
		pci_drv->drv_flags |= RTE_PCI_DRV_INTR_LSC;
	else